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Diffstat (limited to 'quantum/fauxclicky.c')
-rw-r--r-- | quantum/fauxclicky.c | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/quantum/fauxclicky.c b/quantum/fauxclicky.c deleted file mode 100644 index 53499c9c1..000000000 --- a/quantum/fauxclicky.c +++ /dev/null | |||
@@ -1,59 +0,0 @@ | |||
1 | /* | ||
2 | Copyright 2017 Priyadi Iman Nurcahyo | ||
3 | |||
4 | This program is free software: you can redistribute it and/or modify | ||
5 | it under the terms of the GNU General Public License as published by | ||
6 | the Free Software Foundation, either version 2 of the License, or | ||
7 | (at your option) any later version. | ||
8 | This program is distributed in the hope that it will be useful, | ||
9 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
11 | GNU General Public License for more details. | ||
12 | You should have received a copy of the GNU General Public License | ||
13 | along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
14 | */ | ||
15 | |||
16 | #include <avr/interrupt.h> | ||
17 | #include <avr/io.h> | ||
18 | #include "timer.h" | ||
19 | #include "fauxclicky.h" | ||
20 | #include <stdbool.h> | ||
21 | #include "musical_notes.h" | ||
22 | |||
23 | bool fauxclicky_enabled = true; | ||
24 | uint16_t note_start = 0; | ||
25 | bool note_playing = false; | ||
26 | uint16_t note_period = 0; | ||
27 | |||
28 | void fauxclicky_init() { | ||
29 | // Set port PC6 (OC3A and /OC4A) as output | ||
30 | DDRC |= _BV(PORTC6); | ||
31 | |||
32 | // TCCR3A / TCCR3B: Timer/Counter #3 Control Registers | ||
33 | TCCR3A = (0 << COM3A1) | (0 << COM3A0) | (1 << WGM31) | (0 << WGM30); | ||
34 | TCCR3B = (1 << WGM33) | (1 << WGM32) | (0 << CS32) | (1 << CS31) | (0 << CS30); | ||
35 | } | ||
36 | |||
37 | void fauxclicky_stop() { | ||
38 | FAUXCLICKY_DISABLE_OUTPUT; | ||
39 | note_playing = false; | ||
40 | } | ||
41 | |||
42 | void fauxclicky_play(float note[]) { | ||
43 | if (!fauxclicky_enabled) return; | ||
44 | if (note_playing) fauxclicky_stop(); | ||
45 | FAUXCLICKY_TIMER_PERIOD = (uint16_t)(((float)F_CPU) / (note[0] * (float)FAUXCLICKY_CPU_PRESCALER)); | ||
46 | FAUXCLICKY_DUTY_CYCLE = (uint16_t)((((float)F_CPU) / (note[0] * (float)FAUXCLICKY_CPU_PRESCALER)) / (float)2); | ||
47 | note_playing = true; | ||
48 | note_period = (note[1] / (float)16) * ((float)60 / (float)FAUXCLICKY_TEMPO) * 1000; | ||
49 | note_start = timer_read(); | ||
50 | FAUXCLICKY_ENABLE_OUTPUT; | ||
51 | } | ||
52 | |||
53 | void fauxclicky_check() { | ||
54 | if (!note_playing) return; | ||
55 | |||
56 | if (timer_elapsed(note_start) > note_period) { | ||
57 | fauxclicky_stop(); | ||
58 | } | ||
59 | } | ||